Nouns

(n)scramblera rapid mover; someone who scrambles“their quarterback was a good scrambler”, “scramblers can often unnerve a better tennis player”
(n)trail bike, dirt bike, scramblera lightweight motorcycle equipped with rugged tires and suspension; an off-road motorcycle designed for riding cross country or over unpaved ground
(n)scramblerelectronic equipment that makes speech unintelligible during transmission and restores it at reception